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Finding the Third Proportional to 102,948 and 155,508

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Solution

The third proportional to 102,948 and 155,508 is: 234,902.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,948 : 155,508 = 155,508 : x
  2. Step 2: Convert to fraction form
    102,948/155,508 = 155,508/x
  3. Step 3: Cross multiply
    102,948x = 155,508 × 155,508
  4. Step 4: Simplify right side
    102,948x = 24,182,738,064
  5. Step 5: Solve for x
    x = 24,182,738,064/102,948
  6. Step 6: Final answer
    x = 234,902.46

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.